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build(ci): let ASAN print tracebacks for more errors (SIGABORT, SIGILL)

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This commit is contained in:
bfredl 2023-01-18 15:42:30 +01:00
parent b8ad1bfe8b
commit 87d0809545
3 changed files with 4 additions and 4 deletions
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2
.github/workflows/env.sh vendored
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@ -23,7 +23,7 @@ TSAN_OPTIONS=
case "$FLAVOR" in
asan)
CLANG_SANITIZER=ASAN_UBSAN
ASAN_OPTIONS="detect_leaks=1:check_initialization_order=1:log_path=$LOG_DIR/asan:intercept_tls_get_addr=0"
ASAN_OPTIONS="detect_leaks=1:check_initialization_order=1:handle_abort=1:handle_sigill=1:log_path=$LOG_DIR/asan:intercept_tls_get_addr=0"
UBSAN_OPTIONS="print_stacktrace=1 log_path=$LOG_DIR/ubsan"
;;
tsan)

2
CONTRIBUTING.md
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@ -187,7 +187,7 @@ master build. To view the defects, just request access; you will be approved.
```
- When running Neovim, use
```
UBSAN_OPTIONS=print_stacktrace=1 ASAN_OPTIONS=log_path=/tmp/nvim_asan nvim args...
UBSAN_OPTIONS=print_stacktrace=1 ASAN_OPTIONS=log_path=/tmp/nvim_asan,handle_abort=1,handle_sigill=1 nvim args...
```
- If Neovim exits unexpectedly, check `/tmp/nvim_asan.{PID}` (or your preferred `log_path`) for log files with error messages.

4
src/nvim/README.md
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@ -70,8 +70,8 @@ Create a directory to store logs:
Configure the sanitizer(s) via these environment variables:
# Change to detect_leaks=1 to detect memory leaks (slower).
export ASAN_OPTIONS="detect_leaks=0:log_path=$HOME/logs/asan"
# Change to detect_leaks=1 to detect memory leaks (slower, noisier).
export ASAN_OPTIONS="detect_leaks=0:log_path=$HOME/logs/asan,handle_abort=1,handle_sigill=1"
# Show backtraces in the logs.
export UBSAN_OPTIONS=print_stacktrace=1
export MSAN_OPTIONS="log_path=${HOME}/logs/msan"